I'm trying to fix my TRRS type headphones but I can't tell the difference between these five wires.

-Blue -Red -Green -Copper (red-ish?) -Black

  • \$\begingroup\$ Make a nick in the wire jacket and beep it out with a multimeter. \$\endgroup\$ – Daniel Jun 26 '16 at 23:21
  • \$\begingroup\$ Consider this question. Voted to close due for off topic: repair. \$\endgroup\$ – user2943160 Jun 27 '16 at 2:22
  • \$\begingroup\$ @Daniel modern headphone wires are sometimes very non-trivial to strip :) \$\endgroup\$ – rackandboneman May 12 '18 at 22:29

Wire color isn't standard. Never trust wire color. Always use a continuity tester to find which wire goes to which conductor.

  • 1
    \$\begingroup\$ +1. In a batch of 50 nominally identical headphones, same part number, purchased at the same time, I found four or five different colour coding standards used. \$\endgroup\$ – Brian Drummond Jun 27 '16 at 9:44

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